Cell Membrane/Semi-permeable Review

This is a picture of

• Cell wall
• Cell membrane
• chloroplast
• mitochondria

Tags

NGSS.MS-LS1-2

Another term for equilibrium is...

• Not enough

• Too little

• Homeostasis /Balance

• Too much

Tags

NGSS.HS-LS1-3

NGSS.HS-LS1-7

The cell membrane is selectively permeable, which means...

• All materials can enter and leave the cell

• Certain things can enter while others cannot

• The cell manually sorts through all materials

Tags

NGSS.HS-LS2-3

The diffusion of WATER across a semi-permeable membrane is

• osmosis
• diffusion
• endocytosis
• exocytosis

Which part inside the plasma membrane provides a pathway for large molecules to enter and exit the cell? (This is called facilitated diffusion!!)

• Lipids

• Proteins

• Carbohydrates

• Cholesterol

Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]

• high to low

• low to high

• low to low

• high to high

What is the movement of particles with the concentration gradient using protein "helpers"?

• diffusion

• facilitated diffusion

• active transport

• enzymatic reactions

Identify the following structure

• Phospholipid

• Cell

• Cell membrane

• Protein

What is the name of 'D' found on the structure below

• Lipid hydrophobic tails

• Protein

• Lipid bi layer

• Phosphate hydrophilic heads

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

Tags

NGSS.HS-LS1-3